The New Encyclopędia BritannicaEncyclopędia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 48
... example , is as follows : CH , CO2H + H2O CH3CO2 + H3O + . Dissociation of bases in water . In this case , the water molecule acts as an acid and adds a proton to the base . An example , using ammonia as the base , is H2O + NH3 OH + NH4 ...
... example , is as follows : CH , CO2H + H2O CH3CO2 + H3O + . Dissociation of bases in water . In this case , the water molecule acts as an acid and adds a proton to the base . An example , using ammonia as the base , is H2O + NH3 OH + NH4 ...
Page 52
... example , the reaction is ( C6H5 ) 3COH + 2H2SO4 → ( C6H5 ) 3C + + H3O + + 2HSO . Nitric acid gives the nitronium ion , NO2 + , according to the equation ( HNO3 + 2H2SO4 → NO2 + + H3O ++ 2HSO , - ) . This ion frequently is the active ...
... example , the reaction is ( C6H5 ) 3COH + 2H2SO4 → ( C6H5 ) 3C + + H3O + + 2HSO . Nitric acid gives the nitronium ion , NO2 + , according to the equation ( HNO3 + 2H2SO4 → NO2 + + H3O ++ 2HSO , - ) . This ion frequently is the active ...
Page 548
... examples given suggest a conceptual framework . For example , the concept of group may be regarded as constituting a first - order abstraction or generalization from various concrete , familiar realizations such as the additive group of ...
... examples given suggest a conceptual framework . For example , the concept of group may be regarded as constituting a first - order abstraction or generalization from various concrete , familiar realizations such as the additive group of ...
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